2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 #include <afs/param.h>
12 #include <afs/afs_args.h>
24 #include <rx\rx_null.h>
26 #include <WINNT/syscfg.h>
31 extern int RXAFSCB_ExecuteRequest();
32 extern int RXSTATS_ExecuteRequest();
34 extern afs_int32 cryptall;
36 char AFSConfigKeyName[] =
37 "SYSTEM\\CurrentControlSet\\Services\\TransarcAFSDaemon\\Parameters";
41 char cm_rootVolumeName[64];
42 DWORD cm_rootVolumeNameLen;
43 cm_volume_t *cm_rootVolumep = NULL;
44 cm_cell_t *cm_rootCellp = NULL;
46 cm_scache_t *cm_rootSCachep;
47 char cm_mountRoot[1024];
48 DWORD cm_mountRootLen;
51 #ifdef AFS_FREELANCE_CLIENT
53 #endif /* freelance */
66 char cm_HostName[200];
69 char cm_CachePath[200];
70 DWORD cm_CachePathLen;
72 BOOL isGateway = FALSE;
74 BOOL reportSessionStartups = FALSE;
76 cm_initparams_v1 cm_initParams;
79 * AFSD Initialization Log
81 * This is distinct from the regular debug logging facility.
82 * Log items go directly to a file, not to an array in memory, so that even
83 * if AFSD crashes, the log can be inspected.
89 int cm_dnsEnabled = 1;
92 char cm_NetBiosName[32];
94 void cm_InitFakeRootDir();
104 afsi_file = INVALID_HANDLE_VALUE;
105 code = GetWindowsDirectory(wd, sizeof(wd));
106 if (code == 0) return;
107 strcat(wd, "\\afsd_init.log");
108 GetTimeFormat(LOCALE_SYSTEM_DEFAULT, 0, NULL, NULL, t, sizeof(t));
109 afsi_file = CreateFile(wd, GENERIC_WRITE, FILE_SHARE_READ, NULL,
110 OPEN_ALWAYS, FILE_FLAG_WRITE_THROUGH, NULL);
111 SetFilePointer(afsi_file, 0, NULL, FILE_END);
112 GetTimeFormat(LOCALE_SYSTEM_DEFAULT, 0, NULL, NULL, u, sizeof(u));
113 strcat(t, ": Create log file\n");
114 strcat(u, ": Created log file\n");
115 WriteFile(afsi_file, t, strlen(t), &zilch, NULL);
116 WriteFile(afsi_file, u, strlen(u), &zilch, NULL);
119 static int afsi_log_useTimestamp = 1;
122 afsi_log(char *pattern, ...)
124 char s[100], t[100], u[100];
127 va_start(ap, pattern);
129 vsprintf(s, pattern, ap);
130 if ( afsi_log_useTimestamp ) {
131 GetTimeFormat(LOCALE_SYSTEM_DEFAULT, 0, NULL, NULL, t, sizeof(t));
132 sprintf(u, "%s: %s\n", t, s);
133 if (afsi_file != INVALID_HANDLE_VALUE)
134 WriteFile(afsi_file, u, strlen(u), &zilch, NULL);
136 if (afsi_file != INVALID_HANDLE_VALUE)
137 WriteFile(afsi_file, s, strlen(s), &zilch, NULL);
142 * Standard AFSD trace
145 void afsd_ForceTrace(BOOL flush)
151 if (!logReady) return;
153 len = GetTempPath(99, buf);
154 strcpy(&buf[len], "/afsd.log");
155 handle = CreateFile(buf, GENERIC_WRITE, FILE_SHARE_READ,
156 NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
157 if (handle == INVALID_HANDLE_VALUE) {
159 osi_panic("Cannot create log file", __FILE__, __LINE__);
161 osi_LogPrint(afsd_logp, handle);
163 FlushFileBuffers(handle);
168 * AFSD Initialization
171 int afsd_InitCM(char **reasonP)
180 char rootCellName[256];
181 struct rx_service *serverp;
182 static struct rx_securityClass *nullServerSecurityClassp;
189 /*int freelanceEnabled;*/
192 WSAStartup(0x0101, &WSAjunk);
194 /* setup osidebug server at RPC slot 1000 */
195 osi_LongToUID(1000, &debugID);
196 code = osi_InitDebug(&debugID);
197 afsi_log("osi_InitDebug code %d", code);
198 // osi_LockTypeSetDefault("stat"); /* comment this out for speed *
200 *reasonP = "unknown error";
205 gethostname(cm_HostName, sizeof(cm_HostName));
206 afsi_log("gethostname %s", cm_HostName);
207 thp = gethostbyname(cm_HostName);
208 memcpy(&cm_HostAddr, thp->h_addr_list[0], 4);
210 /* seed random number generator */
211 srand(ntohl(cm_HostAddr));
213 /* Look up configuration parameters in Registry */
215 code = RegOpenKeyEx(HKEY_LOCAL_MACHINE, AFSConfigKeyName,
216 0, KEY_QUERY_VALUE, &parmKey);
217 if (code != ERROR_SUCCESS) {
218 FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM
219 | FORMAT_MESSAGE_ALLOCATE_BUFFER,
220 NULL, code, 0, (LPTSTR)&msgBuf, 0, NULL);
222 "Failure in configuration while opening Registry: %s",
224 osi_panic(buf, __FILE__, __LINE__);
227 dummyLen = sizeof(LANadapter);
228 code = RegQueryValueEx(parmKey, "LANadapter", NULL, NULL,
229 (BYTE *) &LANadapter, &dummyLen);
230 if (code == ERROR_SUCCESS)
231 afsi_log("LAN adapter number %d", LANadapter);
234 afsi_log("Default LAN adapter number");
237 dummyLen = sizeof(cacheSize);
238 code = RegQueryValueEx(parmKey, "CacheSize", NULL, NULL,
239 (BYTE *) &cacheSize, &dummyLen);
240 if (code == ERROR_SUCCESS)
241 afsi_log("Cache size %d", cacheSize);
243 cacheSize = CM_CONFIGDEFAULT_CACHESIZE;
244 afsi_log("Default cache size %d", cacheSize);
247 dummyLen = sizeof(logChunkSize);
248 code = RegQueryValueEx(parmKey, "ChunkSize", NULL, NULL,
249 (BYTE *) &logChunkSize, &dummyLen);
250 if (code == ERROR_SUCCESS) {
251 if (logChunkSize < 12 || logChunkSize > 30) {
252 afsi_log("Invalid chunk size %d, using default",
254 logChunkSize = CM_CONFIGDEFAULT_CHUNKSIZE;
256 afsi_log("Chunk size %d", logChunkSize);
258 logChunkSize = CM_CONFIGDEFAULT_CHUNKSIZE;
259 afsi_log("Default chunk size %d", logChunkSize);
261 cm_logChunkSize = logChunkSize;
262 cm_chunkSize = 1 << logChunkSize;
264 dummyLen = sizeof(numBkgD);
265 code = RegQueryValueEx(parmKey, "Daemons", NULL, NULL,
266 (BYTE *) &numBkgD, &dummyLen);
267 if (code == ERROR_SUCCESS)
268 afsi_log("%d background daemons", numBkgD);
270 numBkgD = CM_CONFIGDEFAULT_DAEMONS;
271 afsi_log("Defaulting to %d background daemons", numBkgD);
274 dummyLen = sizeof(numSvThreads);
275 code = RegQueryValueEx(parmKey, "ServerThreads", NULL, NULL,
276 (BYTE *) &numSvThreads, &dummyLen);
277 if (code == ERROR_SUCCESS)
278 afsi_log("%d server threads", numSvThreads);
280 numSvThreads = CM_CONFIGDEFAULT_SVTHREADS;
281 afsi_log("Defaulting to %d server threads", numSvThreads);
284 dummyLen = sizeof(stats);
285 code = RegQueryValueEx(parmKey, "Stats", NULL, NULL,
286 (BYTE *) &stats, &dummyLen);
287 if (code == ERROR_SUCCESS)
288 afsi_log("Status cache size %d", stats);
290 stats = CM_CONFIGDEFAULT_STATS;
291 afsi_log("Default status cache size %d", stats);
294 dummyLen = sizeof(ltt);
295 code = RegQueryValueEx(parmKey, "LogoffTokenTransfer", NULL, NULL,
296 (BYTE *) <t, &dummyLen);
297 if (code == ERROR_SUCCESS)
298 afsi_log("Logoff token transfer %s", (ltt ? "on" : "off"));
301 afsi_log("Logoff token transfer on by default");
303 smb_LogoffTokenTransfer = ltt;
306 dummyLen = sizeof(ltto);
307 code = RegQueryValueEx(parmKey, "LogoffTokenTransferTimeout",
308 NULL, NULL, (BYTE *) <to, &dummyLen);
309 if (code == ERROR_SUCCESS)
310 afsi_log("Logoff token tranfer timeout %d seconds",
314 afsi_log("Default logoff token transfer timeout 10 seconds");
317 smb_LogoffTransferTimeout = ltto;
319 dummyLen = sizeof(cm_rootVolumeName);
320 code = RegQueryValueEx(parmKey, "RootVolume", NULL, NULL,
321 cm_rootVolumeName, &dummyLen);
322 if (code == ERROR_SUCCESS)
323 afsi_log("Root volume %s", cm_rootVolumeName);
325 strcpy(cm_rootVolumeName, "root.afs");
326 afsi_log("Default root volume name root.afs");
329 cm_mountRootLen = sizeof(cm_mountRoot);
330 code = RegQueryValueEx(parmKey, "Mountroot", NULL, NULL,
331 cm_mountRoot, &cm_mountRootLen);
332 if (code == ERROR_SUCCESS) {
333 afsi_log("Mount root %s", cm_mountRoot);
334 cm_mountRootLen = strlen(cm_mountRoot);
336 strcpy(cm_mountRoot, "/afs");
341 dummyLen = sizeof(cm_CachePath);
342 code = RegQueryValueEx(parmKey, "CachePath", NULL, NULL,
343 cm_CachePath, &dummyLen);
344 if (code == ERROR_SUCCESS)
345 afsi_log("Cache path %s", cm_CachePath);
347 GetWindowsDirectory(cm_CachePath, sizeof(cm_CachePath));
348 cm_CachePath[2] = 0; /* get drive letter only */
349 strcat(cm_CachePath, "\\AFSCache");
350 afsi_log("Default cache path %s", cm_CachePath);
353 dummyLen = sizeof(traceOnPanic);
354 code = RegQueryValueEx(parmKey, "TrapOnPanic", NULL, NULL,
355 (BYTE *) &traceOnPanic, &dummyLen);
356 if (code == ERROR_SUCCESS)
357 afsi_log("Set to %s on panic",
358 traceOnPanic ? "trap" : "not trap");
364 dummyLen = sizeof(isGateway);
365 code = RegQueryValueEx(parmKey, "IsGateway", NULL, NULL,
366 (BYTE *) &isGateway, &dummyLen);
367 if (code == ERROR_SUCCESS)
368 afsi_log("Set for %s service",
369 isGateway ? "gateway" : "stand-alone");
375 dummyLen = sizeof(reportSessionStartups);
376 code = RegQueryValueEx(parmKey, "ReportSessionStartups", NULL, NULL,
377 (BYTE *) &reportSessionStartups, &dummyLen);
378 if (code == ERROR_SUCCESS)
379 afsi_log("Session startups %s be recorded in the Event Log",
380 reportSessionStartups ? "will" : "will not");
382 reportSessionStartups = 0;
386 dummyLen = sizeof(traceBufSize);
387 code = RegQueryValueEx(parmKey, "TraceBufferSize", NULL, NULL,
388 (BYTE *) &traceBufSize, &dummyLen);
389 if (code == ERROR_SUCCESS)
390 afsi_log("Trace Buffer size %d", traceBufSize);
392 traceBufSize = CM_CONFIGDEFAULT_TRACEBUFSIZE;
393 afsi_log("Default trace buffer size %d", traceBufSize);
396 dummyLen = sizeof(cm_sysName);
397 code = RegQueryValueEx(parmKey, "SysName", NULL, NULL,
398 cm_sysName, &dummyLen);
399 if (code == ERROR_SUCCESS)
400 afsi_log("Sys name %s", cm_sysName);
402 strcat(cm_sysName, "i386_nt40");
403 afsi_log("Default sys name %s", cm_sysName);
406 dummyLen = sizeof(cryptall);
407 code = RegQueryValueEx(parmKey, "SecurityLevel", NULL, NULL,
408 (BYTE *) &cryptall, &dummyLen);
409 if (code == ERROR_SUCCESS)
410 afsi_log("SecurityLevel is %s", cryptall?"crypt":"clear");
412 cryptall = rxkad_clear;
413 afsi_log("Default SecurityLevel is clear");
417 dummyLen = sizeof(cm_dnsEnabled);
418 code = RegQueryValueEx(parmKey, "UseDNS", NULL, NULL,
419 (BYTE *) &cm_dnsEnabled, &dummyLen);
420 if (code == ERROR_SUCCESS) {
421 afsi_log("DNS %s be used to find AFS cell servers",
422 cm_dnsEnabled ? "will" : "will not");
425 cm_dnsEnabled = 1; /* default on */
426 afsi_log("Default to use DNS to find AFS cell servers");
428 #else /* AFS_AFSDB_ENV */
429 afsi_log("AFS not built with DNS support to find AFS cell servers");
430 #endif /* AFS_AFSDB_ENV */
432 #ifdef AFS_FREELANCE_CLIENT
433 dummyLen = sizeof(cm_freelanceEnabled);
434 code = RegQueryValueEx(parmKey, "FreelanceClient", NULL, NULL,
435 (BYTE *) &cm_freelanceEnabled, &dummyLen);
436 if (code == ERROR_SUCCESS) {
437 afsi_log("Freelance client feature %s activated",
438 cm_freelanceEnabled ? "is" : "is not");
441 cm_freelanceEnabled = 0; /* default off */
443 #endif /* AFS_FREELANCE_CLIENT */
445 dummyLen = sizeof(cm_NetBiosName);
446 code = RegQueryValueEx(parmKey, "NetbiosName", NULL, NULL,
447 (BYTE *) &cm_NetBiosName, &dummyLen);
448 if (code == ERROR_SUCCESS) {
449 afsi_log("Explicit NetBios name is used %s", cm_NetBiosName);
452 cm_NetBiosName[0] = 0; /* default off */
455 RegCloseKey (parmKey);
457 /* setup early variables */
458 /* These both used to be configurable. */
460 buf_bufferSize = CM_CONFIGDEFAULT_BLOCKSIZE;
462 /* turn from 1024 byte units into memory blocks */
463 cacheBlocks = (cacheSize * 1024) / buf_bufferSize;
465 /* setup and enable debug log */
466 afsd_logp = osi_LogCreate("afsd", traceBufSize);
467 afsi_log("osi_LogCreate log addr %x", afsd_logp);
468 osi_LogEnable(afsd_logp);
471 /* get network related info */
472 cm_noIPAddr = CM_MAXINTERFACE_ADDR;
473 code = syscfg_GetIFInfo(&cm_noIPAddr,
474 cm_IPAddr, cm_SubnetMask,
475 cm_NetMtu, cm_NetFlags);
477 if ( (cm_noIPAddr <= 0) || (code <= 0 ) )
478 afsi_log("syscfg_GetIFInfo error code %d", code);
480 afsi_log("First Network address %x SubnetMask %x",
481 cm_IPAddr[0], cm_SubnetMask[0]);
484 * Save client configuration for GetCacheConfig requests
486 cm_initParams.nChunkFiles = 0;
487 cm_initParams.nStatCaches = stats;
488 cm_initParams.nDataCaches = 0;
489 cm_initParams.nVolumeCaches = 0;
490 cm_initParams.firstChunkSize = cm_chunkSize;
491 cm_initParams.otherChunkSize = cm_chunkSize;
492 cm_initParams.cacheSize = cacheSize;
493 cm_initParams.setTime = 0;
494 cm_initParams.memCache = 0;
496 /* initialize RX, and tell it to listen to port 7001, which is used for
497 * callback RPC messages.
499 code = rx_Init(htons(7001));
500 afsi_log("rx_Init code %x", code);
502 *reasonP = "afsd: failed to init rx client on port 7001";
506 /* Initialize the RPC server for session keys */
509 /* create an unauthenticated service #1 for callbacks */
510 nullServerSecurityClassp = rxnull_NewServerSecurityObject();
511 serverp = rx_NewService(0, 1, "AFS", &nullServerSecurityClassp, 1,
512 RXAFSCB_ExecuteRequest);
513 afsi_log("rx_NewService addr %x", serverp);
514 if (serverp == NULL) {
515 *reasonP = "unknown error";
519 nullServerSecurityClassp = rxnull_NewServerSecurityObject();
520 serverp = rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats",
521 &nullServerSecurityClassp, 1, RXSTATS_ExecuteRequest);
522 afsi_log("rx_NewService addr %x", serverp);
523 if (serverp == NULL) {
524 *reasonP = "unknown error";
528 /* start server threads, *not* donating this one to the pool */
530 afsi_log("rx_StartServer");
532 /* init user daemon, and other packages */
535 cm_InitACLCache(2*stats);
551 cm_InitSCache(stats);
553 code = cm_InitDCache(0, cacheBlocks);
554 afsi_log("cm_InitDCache code %x", code);
556 *reasonP = "error initializing cache";
561 if (cm_InitDNS(cm_dnsEnabled) == -1)
562 cm_dnsEnabled = 0; /* init failed, so deactivate */
563 afsi_log("cm_InitDNS %d", cm_dnsEnabled);
566 code = cm_GetRootCellName(rootCellName);
567 afsi_log("cm_GetRootCellName code %d rcn %s", code,
568 (code ? "<none>" : rootCellName));
569 if (code != 0 && !cm_freelanceEnabled) {
570 *reasonP = "can't find root cell name in afsd.ini";
573 else if (cm_freelanceEnabled)
576 if (code == 0 && !cm_freelanceEnabled) {
577 cm_rootCellp = cm_GetCell(rootCellName, CM_FLAG_CREATE);
578 afsi_log("cm_GetCell addr %x", cm_rootCellp);
579 if (cm_rootCellp == NULL) {
580 *reasonP = "can't find root cell in afsdcell.ini";
585 #ifdef AFS_FREELANCE_CLIENT
586 if (cm_freelanceEnabled)
593 int afsd_InitDaemons(char **reasonP)
600 /* this should really be in an init daemon from here on down */
602 if (!cm_freelanceEnabled) {
603 code = cm_GetVolumeByName(cm_rootCellp, cm_rootVolumeName, cm_rootUserp,
604 &req, CM_FLAG_CREATE, &cm_rootVolumep);
605 afsi_log("cm_GetVolumeByName code %x root vol %x", code,
606 (code ? 0xffffffff : cm_rootVolumep));
608 *reasonP = "can't find root volume in root cell";
613 /* compute the root fid */
614 if (!cm_freelanceEnabled) {
615 cm_rootFid.cell = cm_rootCellp->cellID;
616 cm_rootFid.volume = cm_GetROVolumeID(cm_rootVolumep);
617 cm_rootFid.vnode = 1;
618 cm_rootFid.unique = 1;
621 cm_FakeRootFid(&cm_rootFid);
623 code = cm_GetSCache(&cm_rootFid, &cm_rootSCachep, cm_rootUserp, &req);
624 afsi_log("cm_GetSCache code %x scache %x", code,
625 (code ? 0xffffffff : cm_rootSCachep));
627 *reasonP = "unknown error";
631 cm_InitDaemon(numBkgD);
632 afsi_log("cm_InitDaemon");
637 int afsd_InitSMB(char **reasonP, void *aMBfunc)
642 /* Do this last so that we don't handle requests before init is done.
643 * Here we initialize the SMB listener.
645 if (!cm_NetBiosName[0])
647 strcpy(hostName, cm_HostName);
648 ctemp = strchr(hostName, '.'); /* turn ntdfs.* into ntdfs */
649 if (ctemp) *ctemp = 0;
650 hostName[11] = 0; /* ensure that even after adding the -A, we
651 * leave one byte free for the netbios server
654 strcat(hostName, "-AFS");
656 strcpy(hostName, cm_NetBiosName);
660 smb_Init(afsd_logp, hostName, smb_UseV3, LANadapter, numSvThreads,
662 afsi_log("smb_Init");
675 #pragma pack( push, before_imagehlp, 8 )
676 #include <imagehlp.h>
677 #pragma pack( pop, before_imagehlp )
679 #define MAXNAMELEN 1024
681 void afsd_printStack(HANDLE hThread, CONTEXT *c)
683 HANDLE hProcess = GetCurrentProcess();
687 char functionName[MAXNAMELEN];
689 IMAGEHLP_MODULE Module;
693 IMAGEHLP_SYMBOL *pSym;
695 afsi_log_useTimestamp = 0;
697 pSym = (IMAGEHLP_SYMBOL *) GlobalAlloc(0, sizeof (IMAGEHLP_SYMBOL) + MAXNAMELEN);
699 memset( &s, '\0', sizeof s );
700 if (!SymInitialize(hProcess, NULL, 1) )
702 afsi_log("SymInitialize(): GetLastError() = %lu\n", GetLastError() );
704 SymCleanup( hProcess );
710 symOptions = SymGetOptions();
711 symOptions |= SYMOPT_LOAD_LINES;
712 symOptions &= ~SYMOPT_UNDNAME;
713 SymSetOptions( symOptions );
716 * init STACKFRAME for first call
717 * Notes: AddrModeFlat is just an assumption. I hate VDM debugging.
718 * Notes: will have to be #ifdef-ed for Alphas; MIPSes are dead anyway,
721 #if defined (_ALPHA_) || defined (_MIPS_) || defined (_PPC_)
722 #error The STACKFRAME initialization in afsd_printStack() for this platform
723 #error must be properly configured
725 s.AddrPC.Offset = c->Eip;
726 s.AddrPC.Mode = AddrModeFlat;
727 s.AddrFrame.Offset = c->Ebp;
728 s.AddrFrame.Mode = AddrModeFlat;
731 memset( pSym, '\0', sizeof (IMAGEHLP_SYMBOL) + MAXNAMELEN );
732 pSym->SizeOfStruct = sizeof (IMAGEHLP_SYMBOL);
733 pSym->MaxNameLength = MAXNAMELEN;
735 memset( &Line, '\0', sizeof Line );
736 Line.SizeOfStruct = sizeof Line;
738 memset( &Module, '\0', sizeof Module );
739 Module.SizeOfStruct = sizeof Module;
743 afsi_log("\n--# FV EIP----- RetAddr- FramePtr StackPtr Symbol\n" );
745 for ( frameNum = 0; ; ++ frameNum )
748 * get next stack frame (StackWalk(), SymFunctionTableAccess(),
749 * SymGetModuleBase()). if this returns ERROR_INVALID_ADDRESS (487) or
750 * ERROR_NOACCESS (998), you can assume that either you are done, or
751 * that the stack is so hosed that the next deeper frame could not be
754 if ( ! StackWalk( IMAGE_FILE_MACHINE_I386, hProcess, hThread, &s, c,
755 NULL, SymFunctionTableAccess, SymGetModuleBase,
759 /* display its contents */
760 afsi_log("\n%3d %c%c %08lx %08lx %08lx %08lx ",
761 frameNum, s.Far? 'F': '.', s.Virtual? 'V': '.',
762 s.AddrPC.Offset, s.AddrReturn.Offset,
763 s.AddrFrame.Offset, s.AddrStack.Offset );
765 if ( s.AddrPC.Offset == 0 )
767 afsi_log("(-nosymbols- PC == 0)\n" );
771 /* show procedure info from a valid PC */
772 if (!SymGetSymFromAddr(hProcess, s.AddrPC.Offset, &offset, pSym))
774 if ( GetLastError() != ERROR_INVALID_ADDRESS )
776 afsi_log("SymGetSymFromAddr(): errno = %lu\n",
782 UnDecorateSymbolName(pSym->Name, functionName, MAXNAMELEN,
784 afsi_log("%s", functionName );
788 afsi_log(" %+ld bytes\n", (long) offset);
792 if (!SymGetLineFromAddr(hProcess, s.AddrPC.Offset, &offset, &Line))
794 if (GetLastError() != ERROR_INVALID_ADDRESS)
796 afsi_log("Error: SymGetLineFromAddr(): errno = %lu\n",
802 afsi_log(" Line: %s(%lu) %+ld bytes\n", Line.FileName,
803 Line.LineNumber, offset);
808 /* no return address means no deeper stackframe */
809 if (s.AddrReturn.Offset == 0)
816 if (GetLastError() != 0)
818 afsi_log("\nStackWalk(): errno = %lu\n", GetLastError());
821 SymCleanup(hProcess);
826 static DWORD *afsd_crtDbgBreakCurrent = NULL;
827 static DWORD afsd_crtDbgBreaks[256];
830 LONG __stdcall afsd_ExceptionFilter(EXCEPTION_POINTERS *ep)
834 BOOL allocRequestBrk = FALSE;
837 afsi_log("UnhandledException : code : 0x%x, address: 0x%x\n",
838 ep->ExceptionRecord->ExceptionCode,
839 ep->ExceptionRecord->ExceptionAddress);
842 if (afsd_crtDbgBreakCurrent &&
843 *afsd_crtDbgBreakCurrent == _CrtSetBreakAlloc(*afsd_crtDbgBreakCurrent))
845 allocRequestBrk = TRUE;
846 afsi_log("Breaking on alloc request # %d\n", *afsd_crtDbgBreakCurrent);
850 /* save context if we want to print the stack information */
851 context = *ep->ContextRecord;
853 afsd_printStack(GetCurrentThread(), &context);
855 if (ep->ExceptionRecord->ExceptionCode == EXCEPTION_BREAKPOINT)
857 afsi_log("EXCEPTION_BREAKPOINT - continue execition ...\n");
862 afsd_crtDbgBreakCurrent++;
863 _CrtSetBreakAlloc(*afsd_crtDbgBreakCurrent);
867 ep->ContextRecord->Eip++;
868 return EXCEPTION_CONTINUE_EXECUTION;
872 return EXCEPTION_CONTINUE_SEARCH;
876 void afsd_SetUnhandledExceptionFilter()
878 SetUnhandledExceptionFilter(afsd_ExceptionFilter);
882 void afsd_DbgBreakAllocInit()
884 memset(afsd_crtDbgBreaks, -1, sizeof(afsd_crtDbgBreaks));
885 afsd_crtDbgBreakCurrent = afsd_crtDbgBreaks;
888 void afsd_DbgBreakAdd(DWORD requestNumber)
891 for (i = 0; i < sizeof(afsd_crtDbgBreaks) - 1; i++)
893 if (afsd_crtDbgBreaks[i] == -1)
898 afsd_crtDbgBreaks[i] = requestNumber;
900 _CrtSetBreakAlloc(afsd_crtDbgBreaks[0]);